2. A solubilidade do hidróxido de cálcio é de 1,6 g/dm3, à temperatura de 20 °C.
a. Indica o significado da afirmação anterior.
b. Qual é a massa de hidróxido de cálcio que é
possível dissolver em 50 cm de água?

Does the energy in a solid increase or decrease when changing to a liquid?

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what